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Home My WebLink AboutSW6210101_O&M_20210204 Operation & Maintenance Agreement Project Name:Grays Creek Safe Storage Project Location:Near 4291 Hondo Drive, Fayetteville, NC 28306 Cover Page Maintenance records shall be kept on the following SCM(s). This maintenance record shall be kept in a log in a known set location. Any deficient SCM elements noted in the inspection will be corrected, repaired, or replaced immediately. These deficiencies can affect the integrity of structures, safety of the public, and the pollutant removal efficiency of the SCM(s). The SCM(s) on this project include (check all that apply & corresponding O&M sheets will be added automatically): Infiltration Basin Quantity:1Location(s):Noth side of the site Infiltration TrenchQuantity:Location(s): Quantity:Location(s): Bioretention Cell Wet PondQuantity:Location(s): Stormwater Wetland Quantity:Location(s): Permeable PavementQuantity:Location(s): Sand Filter Quantity:Location(s): Rainwater Harvesting Quantity:Location(s): Green Roof Quantity:Location(s): Level Spreader - Filter StripQuantity:Location(s): Proprietary System Quantity:Location(s): Treatment Swale Quantity:Location(s): Dry PondQuantity:Location(s): Disconnected Impervious Surface Present:NoLocation(s): User Defined SCM Present:NoLocation(s): Low DensityType: Present:No I acknowledge and agree by my signature below that I am responsible for the performance of the maintenance procedures listed for each SCM above, and attached O&M tables. I agree to notify NCDEQ of any problems with the system or prior to any changes to the system or responsible party. Responsible Party: Harold Kidd Owner Title & Organization: Street address:6885 Cliffdale Road City, state, zip: Fayetteville, NC 28314 Phone number(s): 910-864-9727 Email: hkidd864@earthlink.net Signature: Date: I,, a Notary Public for the State of County of, do hereby certify that personally appeared before me thisday of and acknowledge the due execution of the Operations and Maintenance Agreement . Witness my hand and official seal, _____________________________________________. SealMy commission expires STORM-EZ2/4/2021 O&M Agreement Version 1.5 Page 1 of 1 Infiltration Basin Maintenance Requirements Important operation and maintenance procedures The drainage area will be carefully managed to reduce the sediment load to the infiltration b - No portion of the infiltration basin will be fertilized after the initial fertilization that is - required to establish the vegetation. Lime may be allowed if vegetation is planted on the surface of the infiltration basin and a soil test shows that it is needed. Thevegetationinandaroundthebasinwillbemaintainedataheightoffourtosix - inches Aftertheinfiltrationbasinisestablished,itwillbeinspectedquarterlyandwithin24hoursafter every storm event greater than 1.0 inches (or 1.5 inches if in a Coastal County). Records of operation and maintenance shall be kept in a known set location and shall be available upon request ection activities shall be performed as follows. Any problems that are found shall be repaired immediately. SCM element:Potential problem:How to remediate the problem: Trash/debris is The entire infiltration Remove the trash/debris. basinpresent. Areas of bare soil Regrade the soil if necessary to remove the gully, and/or erosive gullies plant ground cover and water until it is established. The grass filter strip have formed.Provide lime and a one-time fertilizer application. SedimenthasSearchfor the source of the sediment and remedy the or other pretreatment areaaccumulated to a problem if possible. Remove the sediment and depth of greater than dispose of it in a location where it will not cause three inches. impacts to streams or the SCM. Unclog the conveyance and dispose of any sediment The structure is in a location where it will not cause impacts to The flow diversion clogged. streams or the SCM. structure (if applicable)The structure is Make any necessary repairs or replace if damage is damaged.too much for repair. The inlet pipe is Unclog the pipe and dispose of any sediment in a clogged (if location where it will not cause impacts to streams or Theinletpipeis cracked or otherwise Repair or replace the pipe. damaged (if applicable) The inlet deviceErosion is occurring in Regrade the swale if necessary and provide erosion the swale (if control devices such as reinforced turf matting or applicable).riprap to avoid future erosion problems. Stonevergeis clogged or covered in Remove sediment and clogged stone and replace sediment (if with clean stone. applicable) Searchfor the source of the sediment and remedy the More than four inches problem if possible. Remove the sediment and of sediment has dispose of it in a location where it will not cause accumulated. impacts to streams or the SCM. Erosion of the basin Provide additional erosion protection such as The basin surface has occurred reinforced turf matting or riprap if needed to prevent or riprap is displaced.future erosion problems. Water is standing Replace the top few inches of soil to see if this more than three days corrects the standing water problem. If not, consult an after a storm event.appropriate professional for a more extensive repair. Infiltration Basin Maintenance Requirements (continued) SCM element:Potential problem:How to remediate the problem: Shrubs or trees are growing on the Remove shrubs and trees immediately. embankment. An annual inspection The embankment by an appropriate Make needed repairs immediately. professional shows that the embankment needs repair. Clean out the outlet device and dispose of sediment Clogging has in a location where it will not cause impacts to occurred. streams or the SCM. The outlet device The outlet device is Repair or replace the outlet device. damaged Erosion or other signs Repair the damage and improve the flow dissipation of damage have structure. occurred at the outlet. Discharges from the The receiving water infiltration basin are Contact the local NCDEQ Regional Office. causing erosion or sedimentation in the receiving water.